<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            color: black;
        }
        div{
            color: green !important;
        }
        .red{
            color: red;
        }
        #pink{
            color: pink;
        }
    </style>
</head>
<body>
    <div class="red" id="pink" style="color: yellow;">我是div</div>
</body>
</html>